Troubleshooting guide
4.4
Convection Fan Problems
Anomaly
Possible Cause
Corrective Action
section
Fan does not run
No power supply
Bad connection
Relay of convection
fan not switching
Check the connectors and the harness
Replace the Power Board
7.18
Fan does Not run
Power supply ok.
Blocked rotor
Replace fan
7.4
Burned coil
Replace fan
7.4
Noisy fan
Lose attachment
screws on cooling
assembly
Check attachment screws
Check nut on working fan for tightness
or replace it
--